Gurobi 5.0.1 (linux64) logging started Sat Nov 17 19:52:16 2012 Optimize a model with 24 rows, 57 columns and 57 nonzeros Model has 46 quadratic constraints Presolve time: 0.27s Presolved: 24 rows, 57 columns, 57 nonzeros Variable types: 46 continuous, 11 integer (11 binary) Root relaxation: objective 0.000000e+00, 5 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time H 0 0 14.0000000 - - - 0s 0 0 0.00000 0 8 14.00000 0.00000 100% - 0s 0 0 0.27083 0 11 14.00000 0.27083 98.1% - 0s 0 2 0.41176 0 11 14.00000 0.41176 97.1% - 0s * 10 10 6 8.0000000 4.00000 50.0% 6.8 0s Cutting planes: Gomory: 1 Explored 49 nodes (327 simplex iterations) in 0.28 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 8.000000000000e+00, best bound 8.000000000000e+00, gap 0.0%